Battery and electric-powered device

Abstract

A battery includes a carrying component, a battery cell, a cover plate and a sealing member. The battery cell is fixed to the carrying component, the carrying component includes a first accommodating chamber with a first opening, and the first accommodating chamber is disposed on a side of the carrying component facing away from the battery cell, the cover plate is connected to the carrying component and is adapted to cover and close the first opening, and the sealing member is at least partially disposed between the cover plate and the carrying component to seal the first opening.

What is claimed is: 
     
         1 . A battery, comprising:
 a battery cell;   a carrying component, wherein the battery cell is fixed to the carrying component, the carrying component comprises a first accommodating chamber with a first opening, and the first accommodating chamber is disposed on a side of the carrying component facing away from the battery cell;   a cover plate, connected to the carrying component and adapted to cover and close the first opening; and   a sealing member, at least partially disposed between the cover plate and the carrying component to seal the first opening.   
     
     
         2 . The battery according to  claim 1 , wherein the sealing member has a width in a range of 0.2 mm-50 mm. 
     
     
         3 . The battery according to  claim 2 , wherein the sealing member is made of foaming material, and the width of the sealing member is in a range of 4 mm-30 mm. 
     
     
         4 . The battery according to  claim 2 , wherein the sealing member is made of rubber, and the width of the sealing member is in a range of 1 mm to 20 mm. 
     
     
         5 . The battery according to  claim 1 , wherein the width L of the sealing member and a weight M of the battery meet the following requirements: 0.0002 mm/kg≤L/M≤5 mm/kg. 
     
     
         6 . The battery according to  claim 5 , wherein when the sealing member is made of foaming material, L and M meet the following requirements: 0.005 mm/kg≤L/M≤0.5 mm/kg. 
     
     
         7 . The battery according to  claim 5 , wherein when the sealing member is made of rubber material, L and M meet the following requirements: 0.001 mm/kg≤L/M≤0.05 mm/kg. 
     
     
         8 . The battery according to  claim 1 , further comprising:
 a casing, wherein the casing comprises a second opening, and the carrying component covers and closes the second opening to form a second accommodating chamber with the casing;   wherein the battery cell is disposed in the second accommodating chamber.   
     
     
         9 . The battery according to  claim 8 , wherein:
 the carrying component comprises a carrying plate and an annular plate, the carrying plate is adapted to cover and close the second opening so as to form the second accommodating chamber with the casing; and   the annular plate is disposed on a side of the carrying plate facing away from the casing, and encloses and forms the first accommodating chamber with the carrying plate.   
     
     
         10 . The battery according to  claim 9 , wherein the annular plate comprises a side wall and a top wall, the top wall is disposed opposite the carrying plate and encloses and forms the first opening, and the side wall is disposed around the top wall and is connected to the carrying plate. 
     
     
         11 . The battery according to  claim 10 , wherein the sealing member is fixedly connected to the top wall. 
     
     
         12 . The battery according to  claim 11 , wherein a projection of the top wall in its own thickness direction on the sealing member covers the sealing member. 
     
     
         13 . The battery according to  claim 1 , wherein the sealing member is formed as an annular structure. 
     
     
         14 . The battery according to  claim 1 , further comprising:
 a control box, wherein the control box is accommodated in the first accommodating chamber and is electrically connected to the battery cell.   
     
     
         15 . An electric-powered device, comprising the battery according to  claim 1  adapted for providing electrical energy.